Perhaps you should try some spelling variations:
nhung duong » nhung dung, nhung huong, nhung tuong
thieu sach » chieu sach, thien hach, hieu cach
hanh trang » thanh trung, canh tranh, minh trang
hanh trinh » canh tranh, hanh chinh
cua nhung » va nhung
duong van » duong va, luong va, dang van
tuan ban » tuan bang, luan ban, quang ban
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu sach - ((hanh trang) or (hanh trinh)) cua nhung duong van ((tuan ban) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu sach - ((hanh trang) OR (hanh trinh)) cua nhung duong van ((tuan ban) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu sach - ((hanh trang) or (hanh trinh)) cua nhung duong van ((tuan ban) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: toc thieu sach - ((hanh trang) or (hanh trinh)) cua nhung duong van ((tuan ban) OR (toan ban))*.